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import sys
import r2pipe

r2 = r2pipe.open("./zwiebel2")
r2.cmd("e dbg.profile=zwiebel.rr2")
r2.cmd("doo") # reopen for debugging
r2.cmd("db 0x400875") # set breakpoint at `call r14`
r2.cmd("dc") # continue until breakpoint is hit

def step():

vasanthk

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

1. Clarify and agree on the scope of the system

• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
  • Who is going to use it?
  • How are they going to use it?

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